body {
  background: url('../images/home/bg.jpg') repeat-y center top;
  background-size: 100% auto;
}
.carryOn {
  height: 0.7rem;
}
.carryOn .dashed {
  width: 2px;
  background: url(../images/dashed-v.png) repeat-y center top;
  background-size: 2px 10px;
  position: relative;
  height: 0;
  margin: auto;
  overflow: hidden;
  opacity: 0.5;
}
.carryOn .ball {
  width: 0.32rem;
  height: 0.32rem;
  background-color: rgba(154, 51, 18, 0.5);
  margin: auto;
  opacity: 0;
}
.carryOn .ball::after {
  background-color: #9a3312;
  width: 0.12rem;
  height: 0.12rem;
}
.carryOn.show .dashed {
  height: 0.38rem;
  transition: 0.6s ease-in;
}
.carryOn.show .ball {
  opacity: 1;
  transition: 0.6s ease-in 0.6s;
}
.floor {
  padding: 0.5rem 0.3rem 0.3rem 0.3rem;
}
.floor.dark {
  background-color: rgba(153, 103, 36, 0.15);
}
.floor .title {
  line-height: 0.62rem;
  font-family: Fz;
  font-weight: 0;
  font-size: 0.56rem;
  color: #9a3312;
  text-align: center;
  margin-bottom: 0.48rem;
}
.floor .title.tl {
  text-align: left;
}
.floor .content {
  max-height: 6.7rem;
  overflow: auto;
  font-size: 0.32rem;
  font-weight: 400;
  color: #5e4a23;
  line-height: 0.54rem;
  font-family: PingFangSC-Regular;
}
.floor .content p {
  margin-bottom: 0.24rem;
}
.floor .content p:last-child {
  margin-bottom: 0;
}
.floor img {
  display: block;
  margin: auto;
  width: 100%;
}
.topic-part {
  background-size: 100% 100%;
  background-repeat: no-repeat;
  padding: 0.48rem 0.3rem 0.4rem;
}
.topic-part-brief {
  padding: 0.36rem 0.2rem 0.36rem 0.3rem;
  display: flex;
  flex-direction: column;
  background: url(../images/brief-scroll-are-bg.png);
  background-size: 100% 100%;
  background-repeat: no-repeat;
}
.topic-part-brief .brief-title {
  height: 0.39rem;
  font-family: FZ;
  font-weight: 0;
  font-size: 0.36rem;
  color: #5e4a23;
  text-align: center;
  margin-bottom: 0.16rem;
}
.none-scroll::-webkit-scrollbar {
  display: none;
}
.brief-scroll-area {
  height: 4.72rem;
  overflow: scroll;
  text-align: left;
}
.brief-scroll-area p {
  font-family: PingFangSC;
  font-weight: normal;
  font-size: 0.32rem;
  color: #5e4a23;
  line-height: 0.5rem;
  padding-right: 0.15rem;
  margin-bottom: 0.24rem;
}
.carousel {
  width: 100%;
  background: url('../images/topic-area-bg.png');
  background-size: 100% 100%;
}
.carousel .carousel-bg {
  background: url('../images/topic/carousel-bg.png') no-repeat;
  background-position: bottom center;
  background-size: 100% auto;
}
.carousel .carousel-wrap {
  display: flex;
  width: 300vw;
  transition: 0.5s;
}
.carousel .carousel-wrap .carousel-item {
  width: 100vw;
  text-align: center;
}
.carousel .carousel-wrap .carousel-item .main {
  height: 4.19rem;
}
.carousel .indicator {
  height: 0.28rem;
  padding-bottom: 0.54rem;
  margin-top: 0.45rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.carousel .indicator div {
  width: 0.28rem;
  height: 0.28rem;
  opacity: 0.64;
  border-radius: 100%;
  margin: 0 0.13rem;
  position: relative;
}
.carousel .indicator div::after {
  width: 0.1rem;
  height: 0.1rem;
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  margin-left: -0.05rem;
  margin-top: -0.05rem;
  background: #9a3312;
  border-radius: 100%;
}
.carousel .indicator div.active {
  background: url('../images/carousel-active.png');
  background-size: cover;
  position: relative;
}
.carousel .indicator div.active::after {
  background: none;
}
.carousel-item-intro {
  color: #9b8a69;
}
.carousel-item-intro .icon {
  width: 0.32rem;
  height: 0.16rem;
  margin-bottom: 0.07rem;
  margin-top: 0.16rem;
}
.carousel-item-intro .name {
  height: 0.4rem;
  font-family: PingFangSC-Regular;
  font-weight: 400;
  font-size: 0.28rem;
  color: #9b8a69;
  text-align: center;
  line-height: 0.4rem;
  margin-bottom: 0.08rem;
}
.carousel-item-intro .link {
  height: 0.36rem;
  font-family: PingFangSC-Regular;
  font-weight: 400;
  font-size: 0.24rem;
  color: #9b8a69;
  text-align: center;
  line-height: 0.36rem;
}
.carousel-item-intro .link span {
  text-decoration: underline;
  color: #913c1c;
}
.backTop {
  position: fixed;
  bottom: 0.3rem;
  right: 0.3rem;
  opacity: 0;
  z-index: 999;
}
.backTop img {
  width: 1rem;
}
.backTop.show {
  opacity: 1;
  transition: 0.2s ease-in 0.2s;
}